Label is an independent annotation that does not contain a leader. Manual text is the only valid entry in a label annotation. Various properties controls the look of a label annotation.
Label Properties:
Font - Controls the font type, size, color and also the bold, underline and italic of the text.
Text Alignment - Aligns text to the right, center, or left.
Fill - Fills the callout with a specific color. The default fill for a callout is no fill.
Outline - Sets the color and width of the callout
Shape - Selects the shape of the callout from a preset list. The default shape selected is a rectangle.
Style - Provides a list of preset label styles.
Auto Size - The shape of the callout auto adjusts to the size of the text. Auto size is set to ON by default.
Keep On Top - The annotation is always in the foreground even on component rotation.
Pin to screen - The label is pinned to the screen in 2D space. Rotating components does not affect the position of the label.
Halo - Applies a halo effect to the callout. The command is available only when the background is set to solid.
Halo Gap - Adjusts the width of the halo effect. The command is available when Halo is checked.